Kó Risa is an Assassin of the Japanese Brotherhood. So are you. As of now, Risa is on her way to becoming a Master Assassin like you. You are following her without her knowledge as she makes her journey home leaping across the buildings on a starry night.

Art by whoever illustrated "Assassin's Creed: Blade of Shao Jun" Vol. 1. Is taken directly from the Manga, can be found on the Fandom wiki for Kó Risa.